FEATURES of the Under Armour Men's ColdGear Infrared Warm-Up Pant ColdGear Infrared uses a soft, thermo-conductive inner coating to absorb and retain your own body heat Lightweight fleece with a durable, smooth outer and a soft, brushed inner Stretch-woven forearm panels for greater mobility Moisture Transport System wicks sweat away from the body Halfback elastic waistband with internal drawcord Textured print on knees for greater durability Mesh hand pockets SPECIFICATIONS of the Under Armour Men's ColdGear Infrared Warm-Up Pant Inseam: 31" Body: 4.8 oz, 100% Polyester Panel: 6.5 oz, 91% Polyester, 9% Elastane